Updating AUTHORS.txt for release 2.2.1
Updating AUTHORS.txt for release 2.2.1

Wouter0100/croogo,xintesa/croogo,cvo-technologies/croogo,delkyd/croogo,xintesa/croogo,rakeshtembhurne/croogo,cvo-technologies/croogo,rakeshtembhurne/croogo,Wouter0100/croogo,cvo-technologies/croogo,delkyd/croogo,xintesa/croogo,Wouter0100/croogo,delkyd/croogo,rakeshtembhurne/croogo